"These images are not just pretty." ...

New images taken by the Hubble Space Telescope and a Jupiter-bound mission showcase interstellar comet 3I/ATLAS ahead of its ...

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

To date, the Voyager 2 probe has provided the only direct measurements of the radiation environment at Uranus. This led to ...

Later in December, the 3I/ATLAS interstellar comet will get as close to Earth as it ever will. Here's what to know.

About 4.5 million years ago, a great cosmic dog kicked past our Solar System – and its effects may still be seen today.

In the early 1980s, two Soviet-era missions, Venera 13 and 14, measured sound waves on Venus, producing a measurement of wind ...

SQUIRE aims to detect exotic spin-dependent interactions using quantum sensors deployed in space, where speed and ...

With 3I/ATLAS set to fly by Earth in two weeks, professor Avi Loeb is debating whether our interstellar visitor is friend or ...

Our planet’s magnetosphere has seen dramatic shifts across its history—even total reversals—but this recent wrinkle doesn’t ...

December is the month that fans of 3I/ATLAS have been waiting for as the interstellar comet makes its closest approach to ...